1. N. Andrienko and G. Andrienko. Exploratory Analysis of Spatial and Temporal Data: A Systematic Approach. Springer, 2006.
2. J. Bertin. Semiology of Graphics. Diagrams, Networks, Maps. University of Wisconsin Press, 1983.
3. U.M. Fayyad, G. Piatetsky-Shapiro, and P. Smyth. From data mining to knowledge discovery: An overview. In Advances in Knowledge Discovery and Data Mining, pp. 1–34. MIT press, 1996.
4. R.H. Gueting and M. Schneider. Moving Objects Databases. Elsevier, 2005.
5. T. Hagerstrand. What about people in regional science? Papers of the Regional Science Association, 24:7–21, 1970.